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Answered

2. (2r - 5) (2r +5)
(2r - 5) (2r +5)
(21 - 5) (2r +5)
2r • 2r = 412
2r • 2r = 402
2r • 5 = 10r
2r • 5 = 10r
-5 . 2r= -10r
-5 • 2r = -10r
-5 • 5 = -25
-5.5 = -25
= 4r2 + 20r - 25
JOANA
= 4r2- 25
Fred
Your Explanation​

2 2r 5 2r 52r 5 2r 521 5 2r 52r 2r 4122r 2r 4022r 5 10r2r 5 10r5 2r 10r5 2r 10r5 5 2555 25 4r2 20r 25JOANA 4r2 25FredYour Explanation class=

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